@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap");:root{--bg-ink:#101720;--bg-panel:#161f2b;--bg-panel-raised:#1c2734;--line:#28323f;--text-hi:#edeff2;--text-mid:#9aa4b2;--text-low:#5c6675;--accent:#e3a34e;--accent-dim:#7a5f34;--ok:#7fa98f;--danger:#d97757;--font-display:"Fraunces",serif;--font-body:"Inter",sans-serif;--font-mono:"IBM Plex Mono",monospace}*{box-sizing:border-box;margin:0;padding:0}html{font-size:105%}body{background:var(--bg-ink);color:var(--text-hi);font-family:var(--font-body)}a{text-decoration:none}a,button{color:inherit}button{font:inherit}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:4px;max-width:400px;width:100%;padding:44px 40px 40px;position:relative;overflow:hidden}.login-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent 70%)}.login-brand{font-family:var(--font-display);font-size:26px;font-weight:700;margin-bottom:6px}.login-brand span{color:var(--accent)}.login-sub{color:var(--text-mid);font-size:13px;margin-bottom:30px}.field{margin-bottom:16px}.field label{display:block;font-size:12px;color:var(--text-mid);margin-bottom:6px}.field input{width:100%;background:var(--bg-panel-raised);border:1px solid var(--line);border-radius:3px;padding:11px 12px;color:var(--text-hi);font-size:14px}.field input:focus{outline:2px solid var(--accent);outline-offset:1px}.erro{color:var(--danger);font-size:12.5px;margin-bottom:14px}.btn-primary{width:100%;background:var(--accent);color:#1a1305;border:none;border-radius:3px;padding:12px;font-weight:600;font-size:14px;cursor:pointer;margin-top:4px}.btn-primary:disabled{opacity:.6;cursor:default}.dash-page-wrap{max-width:1800px;width:96%;margin:0 auto;padding:32px 0 80px}.dash{border:1px solid var(--line);border-radius:4px;overflow:hidden;background:var(--bg-panel);width:100%}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--line);background:var(--bg-panel-raised)}.topbar-brand{font-family:var(--font-display);font-weight:700;font-size:17px}.topbar-brand span{color:var(--accent)}.topbar-right{display:flex;align-items:center;gap:18px}.search-fake{background:var(--bg-panel);border:1px solid var(--line);border-radius:3px;padding:7px 12px;font-size:12.5px;color:var(--text-low);width:180px;display:none}@media (min-width:640px){.search-fake{display:block}}.avatar{width:30px;height:30px;border-radius:50%;background:var(--accent-dim);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:12px;color:var(--accent);flex-shrink:0}.chip-btn{border:1px solid var(--line);background:var(--bg-panel-raised);color:var(--text-mid);font-size:12.5px;padding:8px 14px;border-radius:20px;cursor:pointer}.chip-btn.ativo{background:rgba(227,163,78,.15);color:var(--accent);border-color:var(--accent-dim)}.dash-body{display:flex;min-height:480px;flex-wrap:wrap}.side-nav{width:210px;border-right:1px solid var(--line);padding:22px 16px;flex-shrink:0}.side-group-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-low);margin:0 0 10px}.side-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:3px;font-size:13.5px;color:var(--text-mid);margin-bottom:2px;background:none;border:none;text-align:left;cursor:pointer}.side-item.active{background:rgba(227,163,78,.12);color:var(--accent)}.side-dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.6;flex-shrink:0}.stage{flex:1 1;min-width:260px;padding:24px 28px;border-right:1px solid var(--line)}.breadcrumb{font-family:var(--font-mono);font-size:11px;color:var(--text-low);margin-bottom:14px}.breadcrumb b{color:var(--text-mid);font-weight:500}.player-wrap{background:#000;border:1px solid var(--line);border-radius:4px;aspect-ratio:16/9;margin-bottom:18px;overflow:hidden}.player-wrap iframe{width:100%;height:100%;border:0}.lesson-title{font-family:var(--font-display);font-size:20px;font-weight:600;margin-bottom:6px}.lesson-meta{font-size:12.5px}.empty,.lesson-meta{color:var(--text-mid)}.empty{font-size:14px}.lesson-list{width:280px;padding:22px 20px;flex-shrink:0}.section-title{font-family:var(--font-display);font-size:15px;font-weight:600;margin-bottom:16px}.rail-item{display:flex;gap:12px;width:100%;padding:10px 8px;border-radius:4px;margin-bottom:2px;background:none;border:none;text-align:left;cursor:pointer}.rail-item.current{background:var(--bg-panel-raised)}.rail-marker{flex-direction:column}.rail-marker,.rail-num{display:flex;align-items:center;flex-shrink:0}.rail-num{width:24px;height:24px;border-radius:50%;justify-content:center;font-family:var(--font-mono);font-size:10.5px;border:1px solid var(--line);color:var(--text-low)}.rail-num.current{border-color:var(--accent);color:var(--accent)}.rail-line{width:1px;flex:1 1;background:var(--line);margin-top:4px}.rail-text{padding-top:2px}.rail-text .t{font-size:13px;color:var(--text-hi);margin-bottom:2px}.rail-text .d{font-size:11px;color:var(--text-low);font-family:var(--font-mono)}.voltar{display:inline-block;font-size:13px;color:var(--text-mid);margin-bottom:18px}.tabs{display:flex;gap:8px}.admin-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:32px;gap:32px;align-items:start}@media (max-width:760px){.admin-grid{grid-template-columns:1fr}}.form-inline{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 18px}.form-inline input{background:var(--bg-panel-raised);border:1px solid var(--line);border-radius:3px;padding:8px 10px;color:var(--text-hi);font-size:13px;flex:1 1;min-width:120px}.form-inline .btn-primary{width:auto;padding:8px 16px}.admin-table{width:100%;border-collapse:collapse;font-size:13.5px}.admin-table tr{border-bottom:1px solid var(--line)}.admin-table td{padding:10px 8px}.admin-table td:first-child{cursor:pointer}.admin-table tr.ativo{background:var(--bg-panel-raised)}.admin-table tr:hover td:first-child{color:var(--accent)}.checkbox-label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-mid);cursor:pointer}.markdown-body{color:#edeff2;line-height:1.7;font-size:15px}.markdown-body h1,.markdown-body h2,.markdown-body h3{color:#d4af37;margin-top:1.5em;margin-bottom:.5em;font-family:var(--font-display)}.markdown-body h1{font-size:2em}.markdown-body h2{font-size:1.5em;border-bottom:1px solid #333;padding-bottom:8px}.markdown-body p{margin-bottom:1em}.markdown-body ol,.markdown-body ul{margin-bottom:1em;padding-left:2em}.markdown-body li{margin-bottom:.5em}.markdown-body a{color:#e3a34e;text-decoration:underline}.markdown-body strong{font-weight:600;color:#fff}.markdown-body blockquote{border-left:3px solid #d4af37;margin-left:0;color:#9aa4b2;font-style:italic;background:rgba(227,163,78,.05);padding:10px;border-radius:0 4px 4px 0}